mirror of
https://github.com/lm-sensors/lm-sensors
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71 lines
2.8 KiB
C
71 lines
2.8 KiB
C
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/*
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sensors.h - Part of libsensors, a Linux library for reading sensor data.
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Copyright (c) 1998 Frodo Looijaard <frodol@dds.nl>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef LIB_SENSORS_SENSORS_H
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#define LIB_SENSORS_SENSORS_H
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/* Publicly accessible library functions */
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#define SENSORS_CHIP_NAME_PREFIX_ANY NULL
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#define SENSORS_CHIP_NAME_BUS_ISA -1
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#define SENSORS_CHIP_NAME_BUS_ANY -2
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#define SENSORS_CHIP_NAME_BUS_ANY_I2C -3
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#define SENSORS_CHIP_NAME_ADDR_ANY -1
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typedef struct sensors_chip_name {
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char *prefix;
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int bus;
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int addr;
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} sensors_chip_name;
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/* Parse a chip name to the internal representation. Return 0 on succes, <0
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on error. */
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extern int sensors_parse_chip_name(const char *orig_name,
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sensors_chip_name *res);
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/* Compare two chips name descriptions, to see whether they could match.
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Return 0 if it does not match, return 1 if it does match. */
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extern int sensors_match_chip(sensors_chip_name chip1,
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sensors_chip_name chip2);
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/* Check whether the chip name is an 'absolute' name, which can only match
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one chip, or whether it has wildcards. Returns 0 if it is absolute, 1
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if there are wildcards. */
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extern int sensors_chip_name_has_wildcards(sensors_chip_name chip);
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/* Look up the label which belongs to this chip. Note that chip should not
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contain wildcard values! *result is newly allocated (free it yourself).
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This function will return 0 on success, and <0 on failure. */
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extern int sensors_get_label(sensors_chip_name name, int feature,
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char **result);
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/* Read the value of a feature of a certain chip. Note that chip should not
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contain wildcard values! This function will return 0 on success, and <0
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on failure. */
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extern int sensors_get_feature(sensors_chip_name name, int feature,
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double *result);
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/* Set the value of a feature of a certain chip. Note that chip should not
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contain wildcard values! This function will return 0 on success, and <0
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on failure. */
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extern int sensors_set_value(sensors_chip_name name, int feature,
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double value);
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#endif /* def LIB_SENSORS_ERROR_H */
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